54043515435 has 48 divisors (see below), whose sum is σ = 107008936704. Its totient is φ = 22805168256.

The previous prime is 54043515419. The next prime is 54043515437. The reversal of 54043515435 is 53451534045.

It is a happy number.

It is not a de Polignac number, because 54043515435 - 2⁴ = 54043515419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 54043515393 and 54043515402.

It is not an unprimeable number, because it can be changed into a prime (54043515437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1505037 + ... + 1540526.

It is an arithmetic number, because the mean of its divisors is an integer number (2229352848).

Almost surely, 2^54043515435 is an apocalyptic number.

54043515435 is a deficient number, since it is larger than the sum of its proper divisors (52965421269).

54043515435 is a wasteful number, since it uses less digits than its factorization.

54043515435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045604 (or 3045591 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 54043515435 in words is "fifty-four billion, forty-three million, five hundred fifteen thousand, four hundred thirty-five".